PCIe to USB 3.0 Expansion Card, 4-Port High-Speed Desktop USB 3.0 Adapter Card, NEC Chipset, No External Power Required

Power supply chip Not affecting each other, not interfering with each other. The operation is more stable and the usage is more reliable. Intelligent Insurance Each interface is equipped with intelligent insurance, protecting every door for your property and data! Flash transmission - Instant file transfer The USB 3.0 series is backward compatible with USB 1.1 / 2.0; it offers 5Gbps high-speedbandwidth for independent power-free transmission, which is faster and more stable. Explosion-proof capacitor One-time molding, less prone to damage, and the surface mount technology is more robust. Heat sink It is made of high thermal conductivity material, which ensures better and more stable heat dissipation.